This one seems to be good but its pricy. Any cheaper alternatives? Ive seen that Vortex makes a quality one. Also is it better to get the one for one eye or two? Preferably want something mil-spec in case SHTF
Terrapin X - 8 x 28 mm long range laser rangefinder - Kestrel Ballistics
Long-range laser rangefinder built by Vectronix and trusted by the best military and competitive long-range shooters in the world. LiNK compatible to send target information to the Kestrel for fast solutions engaging targets at extreme long range. This product only ships within the USA
kestrelballistics.com